It is essential for GPS receiver verification to detect the phase center deviation of antenna.
天线相位中心一致性的检测是GPS接收机检定工作中必不可少的内容。
Based on analyzing the so-called displaced phase center algorithm, an improved algorithm is proposed.
在分析位移相位中心运动补偿法的基础上,提出了一种改进算法。
This paper presents a concept of antenna phase center. Effects of antenna center movement on GPS observables are studied.
阐述了天线相位中心的基本概念,定量研究了天线相位中心移动对GPS观测量的影响。
Displaced phase center algorithm is an effective motion compensation method when the motion error along the synthetic aperture is small.
位移相位中心法在合成孔径声呐载体运动误差较小时是一种运动补偿的有效方法。
Based on the deep study of displaced phase center algorithm, an improved movement error estimation algorithm for multi-hydrophone SAS was proposed.
在深入分析位移相位中心算法的基础上,提出了一种改进的多接收元合成孔径声纳运动补偿算法。
The echo model of moving target is established based on three channels with the slant-placed antennae in terms of the equivalent phase center principle.
利用等效相位中心原理建立了天线斜置情况下三通道运动目标回波信号模型,给出了天线倾斜角对动目标检测、最小可检测速度和盲速的影响。
An example explains that the method in this paper can estimate exactly the bias and its direction of the phase center bias in an antenna of GPS receiver.
实例表明,本文所提出的方法可以较准确地判断出天线相位中心水平偏差的大小与方向。
The outputs of simulation show that the real time error correction due to GPS antenna phase center movement is needed in order to acquire precision GPS observables.
计算机模拟表明,要获得准确GPS观测量来进行导航定位,必须进行天线相位中心引起误差的校正。
The main problems in GPS technology including the system bias to SLR, its own annual variety and the change of GPS satellite antenna phase center are also discussed.
评述了GPS技术目前存在的问题,包括与SLR测量之间存在的系统偏差、GPS技术本身可能存在的周年变化和GPS卫星天线相位中心的变化。
Considering the geometry distribution of satellites, the effects of phase center variation on fix coordinates of the single point and on baseline solutions are deduced at first.
在考虑卫星几何分布情况下,首先研究了相位中心变化对单个点位坐标的影响,然后推导了相位中心变化引起的基线矢量的偏差计算公式。
This paper presents analyses of the clutter correlation matrix, optimal improvement factor and effects of parameters of an airborne radar displaced phase center antenna (DPCA) system.
本文分析了机载雷达相位中心偏移天线(DPCA)系统的杂波相关矩阵,讨论了系统的最佳改善因数以及系统参数对性能的影响。
Single Phase Center Multiple Beams (SPCMB) technique is one of solutions to implement high resolution wide swath spaceborne synthetic aperture radar systems.
采用单相位中心多波束(SPCMB)技术是实现高分辨率宽测绘带合成孔径雷达系统的一种技术途径。
Single Phase Center Multiple Beams (SPCMB) technique is one of solutions to implement high resolution wide swath spaceborne synthetic aperture radar systems.
采用单相位中心多波束(SPCMB)技术是实现高分辨率宽测绘带合成孔径雷达系统的一种技术途径。
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